obsolescence notice this product is obsolete. this information is available for your convenience only. for more information on zarlink?s obsolete products and replacement product lists, please visit http://products.zarlink.com/obsolete_products/
1 zarlink semiconductor inc. zarlink, zl and the zarlink semiconductor logo are trademarks of zarlink semiconductor inc. copyright 2004, zarlink semiconductor inc. all rights reserved. features ? 1310-1550 nm pin/tia ? data-rate up to 200 mbps ? tia with agc ? low power consumption applications ? sonet oc-3 ?fddi ? atm 155 mbps ? general purpose description this device consists of a pin photodiode and a transimpedance amplifier assembled in a to-46 package. it is designed for fddi, atm and sdh/ sonet up to 155 mbps. the agc (automatic gain control) ensures a wide dynamic range. its double-lens optical system is designed for single -mode fiber as well as for multimode fiber with core diameter up to 62.5 m. january 2004 ordering information mf443 to-46 with lens mf443st st receptacle MF443PT pigtail including 1.4 m of 50/125 mm multi-mode fiber and sc connector -40 c to +85 c note: the rated responsivity applies to all options. mf443 1310 nm, 1550 nm, 155 mbps pin with preamplifier data sheet figure 1 - pin diagram figure 2 - functional schematic data out v dd data out case v ss bottom view v dd v ss data data data out data out
mf443 data sheet 2 zarlink semiconductor inc. operating conditions: see table. fiber: single-mode to multimode 62.5/125 m. note 1: pf = 1 w average power at 10 mhz/50% duty cycle. optical and electrical characteristics - case temperature 25 0 c parameter symbol min. typ. max. unit test condition responsivity, single differential r100 200 kv/w = 1300 nm note 1 output voltage (differential, peak to peak) v o 1.2 v bandwidth (3 db el )fc140mhzp f = 1 w noise-equivalent power nep 15 nw = 1300 nm sensitivity (ber 10 -9 )s-39dbm = 1300 nm extinction ratio = 0 dynamic range 36 40 db output resistance (differential) r 0 50 ? power supply current i dd 32 40 ma absolute maxi mum ratings parameter symbol min. max. unit supply voltage v dd -v ss 06.0 v operating temperature t op -40 +85 o c storage temperature t stg -55 +125 o c recommended operating conditions parameter symbol min. typ. max. unit supply voltage v dd -v ss 4.5 5.0 5.2 v output differential load r l 13 k ? typical responsivity core diameter/cladding diameter numerical aperture 10/125 m 0.11 50/125 m 0.20 62.5/125 m 0.275 single 100 kv/w 100 kv/w 100 kv/w differential 200 kv/w 200 kv/w 200 kv/w
mf443 data sheet 3 zarlink semiconductor inc. figure 3 - z - axial displacement of fiber figure 4 - r - radial displacement of fiber 0 20 40 60 80 100 0.5 0.75 1 1.25 1.5 1.75 2 2.25 2.5 2.75 3 z - axial displacem ent of fiber (nm ) relative responsivity (%) z r r - optimal ? c = 62.5 m 0 20 40 60 80 100 0 102030405060708090100 r - radial displacement of fiber (mm) relative responsivity (%) z r z - optimal ? c = 62.5 m
mf443 data sheet 4 zarlink semiconductor inc. figure 5 - relative responsivity vs. wavelength 0 20 40 60 80 100 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 wavelength (nm) relative responsivity (%)
b o t t o m v i e w ( 1 0 : 1 ) s i d e v i e w ? z a r l i n k s e m i c o n d u c t o r 2 0 0 2 . a l l r i g h t s r e s e r v e d . i s s u e a c n d a t e a p p r d . p r e v i o u s p a c k a g e c o d e s t i t l e d r a w i n g t y p e p a c k a g e c o d e 1 j s 0 0 4 0 7 8 r 1 a 2 2 - m a r - 0 3 t d / b e j s 0 0 4 0 7 8 p a c k a g e d r a w i n g , t o - 4 6 w i t h l e n s t b 2 , 5 4 1 , 1 7 n - 0 0 , 0 5 + ( 3 x ) 0 , 4 5 n - 0 , 0 4 0 , 0 3 + ( 4 x ) n 1 , 0 2 m a x 1 , 0 2 4 5 3 , 6 r 2 , 7 3 , 8 0 , 6 1 3 , 4 6 ` 0 , 7 6 n 4 , 7 l e n s n 1 . 5 ` 0 . 0 5 r 0 , 4 m a x * 0 , 3 3 m a x b r a z e d * 0 , 2 5 m a x g l a s s o v e r m o u l d ( 3 x ) n o t e s : - 1 . a l l d i m e n s i o n s i n m m . 2 . g e n e r a l t o l . i s o - 2 7 6 8 - m k . 3 . c o a t i n g : c a s e : n i 1 , 5 - 2 , 5 m . h e a d e r : n i m i n 0 , 5 m / a u m i n 1 , 5 m .
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